CVE-2016-4979
7.5
HIGH
CVSS 3.1
EPSS 18.8%
描述
The Apache HTTP Server 2.4.18 through 2.4.20, when mod_http2 and mod_ssl are enabled, does not properly recognize the "SSLVerifyClient require" directive for HTTP/2 request authorization, which allows remote attackers to bypass intended access restrictions by leveraging the ability to send multiple requests over a single connection and aborting a renegotiation.
如何修補 CVE-2016-4979
要修補 CVE-2016-4979,請將受影響套件升級到下列已修補版本。
- Debian/apache2—升級至 2.4.23-1 或更新版本
CVE-2016-4979 正在被利用嗎?
中等 — EPSS 為 18.8%,可持續追蹤但非最高優先。
受影響套件(1)
- from 0, < 2.4.23-1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |